Individual Calculations October 2008
 Sanchez, Mariana  Total change: -35.75  Rating chartPersonal card
 Torneo Piedrabuena 2008 Los Polvorines ARG 2008-06-20
RcRownchangeKK*chgGame
 1998 1860 0.50 6 -1.43 25 -35.75 
  Perez, Maximiliano 2101 ARG0.5010.30257.50 
  Codigone, Maximiliano 1807 ARG0.001-0.5725-14.25 
  Sanduay, Nicolas 2012 ARG0.001-0.3025-7.50 
  Oviedo, Manuel 2007 ARG0.001-0.3025-7.50 
  Perez, Mario Abel 2080 ARG0.001-0.2225-5.50 
  Galli, Gabriel 1978 ARG0.001-0.3425-8.50 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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